United Scientific® Disposable Culture Tubes, Plain, Borosilicate Glass, 12 x 75mm, 5mL, Case of 1000

Built for reliable lab performance, United Scientific® 12 x 75mm disposable culture tubes feature premium borosilicate glass with excellent chemical and thermal resistance. Their rimless design supports easy sealing with stoppers, while meeting USP Type I and ASTM E438, Type I, Class B standards. Heat-treated for added strength, these tubes are securely packaged to maintain sterility. Caps not included.